817757055

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:829

約数の個数: 72

約数和(自身を含む): 1519184160

約数和(自身を除く): 701427105

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 71, 95, 171, 213, 285, 355, 361, 639, 709, 855, 1065, 1083, 1349, 1805, 2127, 3195, 3249, 3545, 4047, 5415, 6381, 6745, 10635, 12141, 13471, 16245, 20235, 25631, 31905, 40413, 50339, 60705, 67355, 76893, 121239, 128155, 151017, 202065, 230679, 251695, 255949, 384465, 453051, 606195, 755085, 767847, 956441, 1153395, 1279745, 2265255, 2303541, 2869323, 3839235, 4782205, 8607969, 11517705, 14346615, 18172379, 43039845, 54517137, 90861895, 163551411, 272585685, 817757055]

約数ペア:

[(1, 817757055), (3, 272585685), (5, 163551411), (9, 90861895), (15, 54517137), (19, 43039845), (45, 18172379), (57, 14346615), (71, 11517705), (95, 8607969), (171, 4782205), (213, 3839235), (285, 2869323), (355, 2303541), (361, 2265255), (639, 1279745), (709, 1153395), (855, 956441), (1065, 767847), (1083, 755085), (1349, 606195), (1805, 453051), (2127, 384465), (3195, 255949), (3249, 251695), (3545, 230679), (4047, 202065), (5415, 151017), (6381, 128155), (6745, 121239), (10635, 76893), (12141, 67355), (13471, 60705), (16245, 50339), (20235, 40413), (25631, 31905)]